Home / 69,012,227.80-103,430,424.30-36,679,619.80

Finding the Fourth Proportional to 69,012,227.80, 103,430,424.30 and 36,679,619.80

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Solution

The fourth proportional to 69,012,227.80, 103,430,424.30 and 36,679,619.80 is: 54,972,702.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,012,227.80 : 103,430,424.30 = 36,679,619.80 : x
  2. Step 2: Convert to fraction form
    69,012,227.80/103,430,424.30 = 36,679,619.80/x
  3. Step 3: Cross multiply
    69,012,227.80x = 103,430,424.30 × 36,679,619.80
  4. Step 4: Simplify right side
    69,012,227.80x = 3,793,788,639,076,680.50
  5. Step 5: Solve for x
    x = 3,793,788,639,076,680.50/69,012,227.80
  6. Step 6: Final answer
    x = 54,972,702.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.